RAB Lighting LOS2500/120 Occupancy Sensor 2000W 120V Ceiling, White, Hardwired Super Ceiling Sensor has 3 detectors for triple overlapping coverage to catch small movements.LED testing and operation Indicator.Integral 30 amp power pack simplifies wiring (installation required) Maximum coverage - 360 deg or hallway models.Relay and sensor all in one unit reduces installation costs. Can be wired in parallel.Compatible with dimmers and electronic ballasts. Sensor detection pattern can be customized 120 volt model